:root {
    --color-bg: #f8f8f8;
    --color-surface: #ffffff;
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #2c2c2c;
    --color-accent-light: #4a4a4a;
        --color-warning: #e74c3c;
    --color-success: #4dbea0;
    --color-border: rgba(0, 0, 0, 0.08);
    --color-border-light: rgba(0, 0, 0, 0.04);
    --shadow-subtle: 0 2px 12px rgba(0, 0, 0, 0.03);
    --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.05);
    --shadow-large: 0 16px 40px rgba(0, 0, 0, 0.07);
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;
}
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; 
}
html, body { 
    height: 100%; 
    background: var(--color-bg);
}
body {
    color: var(--color-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
}

/* ===========================
   VISUELLE TRENNELEMENTE & SEKTIONSGESTALTUNG
   =========================== */
.section-divider {
    height: 1px;
    width: 100%;
    background: linear-gradient(to right, transparent 0%, var(--color-border) 20%, var(--color-border) 80%, transparent 100%);
    margin: 80px auto 70px;
    max-width: 1200px;
}

/* Container für klare Maximalbreite und Zentrierung */
.content-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===========================
   HEADER - ELEGANT KI
   =========================== */
.header {
    position: absolute;
    top: 2em;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1200;
    min-width: calc(100% - 15em);
    max-width: 800px;
    padding: 5px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.3);
    pointer-events: auto;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.logo {
    display: flex;
    align-items: center;
    margin-left: 12px;
    font-size: 18px;
    font-weight: 500;
    color: #237A65;
    letter-spacing: -0.3px;
}



/* Navigation elegant */
.nav {
    display: flex;
    gap: 24px;
    align-items: center;
}
.nav a {
    text-decoration: none;
    color: var(--color-secondary);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 0;
    position: relative;
    transition: color 0.2s ease;
}
.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}
.nav a:hover {
    color: var(--color-primary);
}
.nav a:hover::after {
    width: 100%;
}

/* Desktop Default */
.menu-toggle {
    display: none;
}

/* Launch-Button elegant */
.header .launch-btn {
    padding: 10px 20px;
    border-radius: 50px;
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-weight: 500;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}
.header .launch-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.hero-slider-section {
    width: 100%;
    position: relative;
    overflow: hidden;
    padding: 1em;
}

.slider-container {
    width: 100%;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    background: #000;
    border-radius: 32px;
}

.slider-track {
    display: flex;
    transition: transform 0.6s ease;
    height: 85vh;
    min-height: 600px;
    max-height: 900px;
        -webkit-overflow-scrolling: touch; /* Besseres iOS-Scrolling */
    -webkit-transform: translateZ(0); /* Hardware-Beschleunigung */
    transform: translateZ(0);
}

.slide {
    flex: 0 0 100%;
    position: relative;
    overflow: hidden;
    height: 100%;
       -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 8s ease;
        -webkit-transform: translateZ(0);
    transform: translateZ(0);
    backface-visibility: hidden;
}

.slide:hover img { 
    transform: scale(1.05); 
}

.slide-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 80px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
    color: white;
    z-index: 2;
}

/* Responsive Text Styles */
.slide-content h2 {
    font-size: clamp(32px, 5vw, 56px); /* Responsive zwischen 32px und 56px */
    font-weight: 400;
    margin-bottom: clamp(12px, 2vw, 16px);
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.8s 0.3s forwards;
    max-width: min(800px, 90%);
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.slide-content p {
    font-size: clamp(16px, 2.5vw, 20px);
    opacity: 0.8;
    max-width: min(600px, 90%);
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.8s 0.5s forwards;
    font-weight: 400;
    line-height: 1.5;
}

@keyframes slideUp { 
    to { 
        opacity: 1; 
        transform: translateY(0); 
    } 
}

/* Responsive Controls */
.slider-controls {
    position: absolute;
    bottom: clamp(20px, 5vw, 60px);
    right: clamp(20px, 5vw, 60px);
    display: flex;
    gap: clamp(8px, 1vw, 12px);
    z-index: 10;
}

.slider-btn {
    width: clamp(40px, 6vw, 48px);
    height: clamp(40px, 6vw, 48px);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: clamp(18px, 3vw, 20px);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.slider-dots {
    position: absolute;
    bottom: clamp(20px, 5vw, 60px);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: clamp(6px, 1vw, 12px);
    z-index: 10;
}

.dot {
    width: clamp(6px, 1vw, 8px);
    height: clamp(6px, 1vw, 8px);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.dot.active {
    background: white;
    border-color: white;
    transform: scale(1.2);
}

/* Mobile-specific adjustments */
@media (max-width: 768px) {
    .slider-track {
        height: 70vh;
        min-height: 400px;
        max-height: 700px;
    }
    
    .slide-content {
        padding: clamp(30px, 5vw, 50px);
    }
    
    .slider-controls {
        flex-direction: column;
        right: clamp(10px, 3vw, 20px);
        bottom: 50%;
        transform: translateY(50%);
        gap: clamp(10px, 2vw, 15px);
    }
    
    .slider-dots {
        bottom: clamp(15px, 4vw, 30px);
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    .slider-track {
        height: 60vh;
        min-height: 350px;
    }
    
    .hero-slider-section {
        padding: 0.5em;
    }
    
    .slider-container {
        border-radius: 20px;
    }
    
    .slide-content {
        padding: 25px;
    }
    
    .slider-controls {
        display: none; /* Optional: Bei sehr kleinen Screens können Buttons ausgeblendet werden */
    }
    
    .slider-dots {
        bottom: 20px;
    }
}

/* Tablet adjustments */
@media (min-width: 769px) and (max-width: 1024px) {
    .slider-track {
        height: 75vh;
        min-height: 500px;
    }
    
    .slide-content {
        padding: clamp(40px, 6vw, 60px);
    }
}

/* High-resolution desktops */
@media (min-width: 1920px) {
    .slide-content h2 {
        max-width: 1000px;
    }
    
    .slide-content p {
        max-width: 800px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .slider-btn {
        min-width: 50px;
        min-height: 50px;
    }
    
    .slide:hover img {
        transform: none; /* Disable hover effects on touch devices */
    }
}

/* Slide Content Button - verwendet launch-btn Stil */
.slide-content .launch-btn {
    display: inline-block;
    margin-top: clamp(15px, 2vw, 25px);
    padding: clamp(10px, 1.5vw, 12px) clamp(20px, 3vw, 24px);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    font-size: clamp(13px, 1.5vw, 13px);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.8s 0.7s forwards;
    letter-spacing: 0.3px;
    text-decoration: none; /* Für Links */
    text-align: left; /* Linksbündig */
    align-self: flex-start; /* Sicherstellen, dass es links bleibt */
}

.slide-content .launch-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    color: white;
}

/* Optional: Animation für den Button */
@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile-Optimierungen */
@media (max-width: 768px) {
    .slide-content .launch-btn {
        display: block; /* Auf Mobile als Block, um volle Breite zu haben */
        width: fit-content; /* Aber nur so breit wie der Text */
        margin-left: 0; /* Linksbündig */
        margin-right: auto; /* Rechts automatisch, damit es links bleibt */
        padding: 10px 20px;
    }
}

@media (max-width: 480px) {
    .slide-content .launch-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
}
/* ===========================
   SOCIAL BAR (Unter Slider) - Jetzt Research Partners
   =========================== */
.partners-bar {
    max-width: 1400px;
    margin: 40px auto 60px;
    padding: 0 36px;
    display: flex;
    gap: 16px;
    align-items: center;
}
.partners-bar::before {
    content: 'Forschungspartner';
    flex-shrink: 0;
    color: var(--color-secondary);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    margin-right: 24px;
}
.partners-bar::after {
    content: '';
    flex-grow: 1;
    height: 1px;
    background: linear-gradient(to right, transparent 0%, var(--color-border) 50%, transparent 100%);
    margin-left: 24px;
}
.partner-logo {
    height: 40px;
    opacity: 0.6;
    transition: all 0.3s ease;
    filter: grayscale(100%);
}
.partner-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
    transform: translateY(-2px);
}

/* ===========================
   SECTION 1: KI INTRO & RESEARCH CARDS - Elegant
   =========================== */
.section-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    margin-top: 6em;
}

.intro-text {
    position: sticky;
    top: 120px;
    padding-right: 40px;
}

.intro-text .section-label {
    font-size: 11px;
    color: var(--color-secondary);
    margin-bottom: 20px;
    letter-spacing: 1px;
    font-weight: 500;
    display: block;
    text-transform: uppercase;
}

.intro-text h1 {
    font-size: 48px;
    line-height: 1.1;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 32px;
    letter-spacing: -0.5px;
}

.intro-text > p {
    color: var(--color-secondary);
    margin-bottom: 40px;
    max-width: 500px;
    font-size: 17px;
    line-height: 1.6;
    font-weight: 400;
}

.intro-text .launch-btn {
    padding: 14px 28px;
    border-radius: 50px;
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
        text-decoration: none;

}

.intro-text .launch-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

/* Research Cards Grid */
.intro-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.research-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    padding: 40px;
    box-shadow: var(--shadow-subtle);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
    cursor: pointer;
    background: var(--color-surface);
    min-height: 320px;
}

.research-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-border-light);
}

.research-card .card-label {
    font-size: 11px;
    color: var(--color-secondary);
    margin-bottom: 16px;
    display: block;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.research-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    font-weight: 500;
    line-height: 1.3;
    color: var(--color-primary);
}

.research-card p {
    font-size: 15px;
    color: var(--color-secondary);
    line-height: 1.6;
    margin-bottom: 32px;
    flex-grow: 1;
}

/* Neue KI-Specific Controls */
.research-metrics {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.metric {
    text-align: center;
    flex: 1;
}

.metric-value {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-primary);
    display: block;
}

.metric-label {
    font-size: 11px;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.research-card .launch-btn {
    padding: 12px 24px;
    border-radius: 50px;
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-weight: 500;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: flex-start;
    margin-top: 20px;
        text-decoration: none;

}

.research-card .launch-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

/* ===========================
   SECTION 2: KI APPLICATIONS - Elegant
   =========================== */
.section-applications {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 80px;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--color-border);
    position: relative;
    margin: 40px 0;
}

.applications-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.applications-header h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 20px;
}

.applications-header p {
    color: var(--color-secondary);
    font-size: 17px;
    line-height: 1.6;
}

/* Applications Grid */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.application-card {
    background: #fafafa;
    border-radius: var(--radius-md);
    padding: 32px;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.application-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.application-icon {
    width: 48px;
    height: 48px;
    background: #4dbea0;
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 20px;
}

.application-card h4 {
    font-size: 18px;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.application-card p {
    font-size: 14px;
    color: var(--color-secondary);
    line-height: 1.5;
}

/* ===========================
   SECTION 3: RESEARCH PLATFORM DEMO - Elegant
   =========================== */
.section-demo {
    background: #f5f5f5;
    border-radius: var(--radius-lg);
    padding: 80px;
    position: relative;
    margin: 60px 0;
    overflow: hidden;
}

.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.demo-content h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--color-primary);
    margin-bottom: 24px;
    line-height: 1.3;
}

.demo-content p {
    color: var(--color-secondary);
    font-size: 17px;
    line-height: 1.6;
    margin-bottom: 40px;
}

/* Neue Demo Controls */
.demo-controls {
    display: flex;
    gap: 16px;
    margin-top: 40px;
}

.demo-input {
    flex: 1;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: white;
    font-size: 14px;
    transition: all 0.3s ease;
}

.demo-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.demo-button {
    padding: 12px 28px;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.demo-button:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.demo-visual {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--color-border);
}

.data-visualization {
    width: 100%;
    height: 300px;
    background: linear-gradient(45deg, #f0f0f0 25%, transparent 25%, transparent 75%, #f0f0f0 75%, #f0f0f0),
                linear-gradient(45deg, #f0f0f0 25%, transparent 25%, transparent 75%, #f0f0f0 75%, #f0f0f0);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

/* ===========================
   SECTION 4: TECHNOLOGY STACK - Elegant
   =========================== */
.section-technology {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 80px;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--color-border);
    margin: 60px 0;
}

.tech-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.tech-header h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 20px;
}

/* Tech Stack Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.tech-item {
    text-align: center;
    padding: 30px 20px;
    background: #fafafa;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.tech-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.tech-icon {
    font-size: 32px;
    color: var(--color-primary);
    margin-bottom: 16px;
    display: block;
}

.tech-item h4 {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.tech-item p {
    font-size: 13px;
    color: var(--color-secondary);
    line-height: 1.4;
}

/* ===========================
   STATS CONTAINER - Elegant
   =========================== */
.stats-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 60px 0;
}

.stat-item {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    display: flex;
    align-items: center;
    justify-content: space-around;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--color-border);
}

.stat-item:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.stat-number {
    font-weight: 400;
    font-size: 36px;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--color-secondary);
    text-align: right;
    font-weight: 400;
    max-width: 120px;
    line-height: 1.4;
}



/* ===========================
   SECTION 5: CTA BANNER - Elegant
   =========================== */
.section-cta {
    background: #f5f5f5;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    padding: 80px;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--color-border);
    margin: 80px 0;
}

.cta-content h2 {
    font-size: 40px;
    line-height: 1.1;
    font-weight: 400;
    max-width: 700px;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.cta-content p {
    color: var(--color-secondary);
    max-width: 500px;
    font-size: 17px;
    line-height: 1.6;
    font-weight: 400;
}

.cta-actions { 
    display: flex; 
    gap: 20px; 
    align-items: center; 
}

.cta-button {
    background: transparent;
    color: var(--color-primary);
    border-radius: 50px;
    padding: 16px 36px;
    font-weight: 500;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 15px;
    text-decoration: none;
        white-space: nowrap;

}

.cta-button:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.cta-note {
    position: absolute;
    left: 32px;
    bottom: 32px;
    background: rgba(255, 255, 255, 0.8);
    color: var(--color-secondary);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    font-weight: 400;
}

/* ===========================
   FOOTER - Elegant
   =========================== */
.site-footer {
    margin-top: 100px;
    padding-top: 60px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding: 30px 0;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col p {
    color: var(--color-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-secondary);
    box-shadow: var(--shadow-subtle);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 1px solid var(--color-border);
}

.footer-icon:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid var(--color-border);
    color: var(--color-secondary);
    font-size: 13px;
    padding-bottom: 30px;
}

/* ===========================
   NEUE ELEMENTE AUS WEBSITE 2 (Ab Section 2)
   =========================== */

/* SOCIAL BAR (aus Website 2) */
.social-bar {
    max-width: 1400px;
    margin: 40px auto 60px;
    padding: 0 36px;
    display: flex;
    gap: 20px;
    align-items: center;
}
.social-bar::before {
    content: '';
    flex-grow: 1;
    height: 1px;
    background: linear-gradient(to right, transparent 0%, var(--color-border) 50%, transparent 100%);
    margin-right: 32px;
}
.social-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--color-secondary);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-subtle);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.social-icon:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--color-border);
}

/* MISSION STATEMENT (aus Website 2) */
.section-mission {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 80px;
    text-align: center;
    box-shadow: var(--shadow-subtle);
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
    margin: 40px 0;
}

.section-mission h2 {
    font-size: 32px;
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1.4;
    max-width: 900px;
    margin: 0 auto 60px;
}

.section-mission h2 span {
    color: var(--color-secondary);
    font-weight: 400;
}

.mission-content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
    margin-top: 60px;
}

.video-panel {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-medium);
    cursor: pointer;
    border: 1px solid var(--color-border);
}

.video-panel img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.video-panel:hover img { 
    transform: scale(1.03); 
}

.video-panel .play-btn {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--color-primary);
    box-shadow: var(--shadow-large);
    transition: all 0.3s ease;
    border: none;
}

.video-panel:hover .play-btn {
    background: white;
    transform: translate(-50%, -50%) scale(1.05);
}

.video-panel .quote-tag {
    position: absolute;
    left: 24px;
    bottom: 24px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 400;
}

/* Testimonial Card */
.testimonial-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-medium);
    display: flex;
    flex-direction: column;
    gap: 24px;
    border: 1px solid var(--color-border);
    height: 100%;
}

.testimonial-header {
    display: flex;
    gap: 20px;
    align-items: center;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #f0f0f0;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: 20px;
    color: var(--color-primary);
    border: 1px solid var(--color-border);
}

.testimonial-info .client-name {
    font-weight: 500;
    font-size: 18px;
    color: var(--color-primary);
}

.testimonial-info .client-company {
    font-size: 14px;
    color: var(--color-secondary);
    margin-top: 4px;
    font-weight: 400;
}

/* PRODUCT SPLIT SECTION */
.section-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin: 80px 0;
}

.product-text .section-label {
    font-size: 11px;
    color: var(--color-secondary);
    margin-bottom: 20px;
    letter-spacing: 1px;
    display: block;
    text-transform: uppercase;
    font-weight: 500;
}

.product-text h3 {
    font-size: 36px;
    line-height: 1.1;
    color: var(--color-primary);
    margin-bottom: 32px;
    font-weight: 400;
    letter-spacing: -0.5px;
}

.product-text p {
    color: var(--color-secondary);
    font-size: 17px;
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 500px;
}

.product-controls {
    display: flex;
    gap: 16px;
    align-items: center;
}

.product-nav-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: var(--color-secondary);
    transition: all 0.3s ease;
}

.product-nav-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.product-image-container {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-medium);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.product-image-container img {
    width: 100%;
    height: 440px;
    object-fit: cover;
    border-radius: var(--radius-md);
    transition: transform 0.8s ease;
}

.product-image-container:hover img { 
    transform: scale(1.03); 
}

.product-badge {
    position: absolute;
    right: 32px;
    bottom: 32px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-primary);
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-medium);
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    gap: 10px;
    align-items: center;
}

/* ===========================
   RESPONSIVE - Elegant
   =========================== */
@media (max-width: 1200px) {
    .content-section {
        max-width: 1000px;
        padding: 0 32px;
    }
    
    .intro-text h1 {
        font-size: 42px;
    }
    
    .applications-grid,
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .demo-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .cta-content h2 {
        font-size: 36px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .mission-content-wrapper {
        grid-template-columns: 1fr 1fr;
    }
    
    .section-product {
        gap: 60px;
    }
}

@media (max-width: 992px) {
    .section-intro {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .intro-text {
        position: static;
        padding-right: 0;
    }
    
    .intro-text h1 {
        font-size: 40px;
    }
    
    .section-applications,
    .section-demo,
    .section-technology,
    .section-cta,
    .section-mission {
        padding: 60px 40px;
    }
    
    .section-cta {
        flex-direction: column;
        align-items: flex-start;
        gap: 40px;
    }
    
    .cta-content h2 {
        font-size: 32px;
    }
    
    .mission-content-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .section-product {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .product-text h3 {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .header {
        width: 90% ;
   
    }
    
    .nav {
        position: fixed;
        top: 80px;
        left: 20px;
        right: 20px;
        flex-direction: column;
        gap: 0;
        padding: 20px;
        border-radius: var(--radius-lg);
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(20px);
        box-shadow: var(--shadow-large);
        border: 1px solid var(--color-border);
        opacity: 0;
        transform: translateY(-20px);
        pointer-events: none;
        transition: all 0.3s ease;
        z-index: 1000;
    }
    
    .nav.active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
    
    .nav a {
        padding: 14px 0;
        width: 100%;
        border-bottom: 1px solid rgba(0,0,0,0.05);
        font-size: 15px;
    }
    
    .nav a:last-child {
        border-bottom: none;
    }
    
    .menu-toggle {
        display: block;
        background: none;
        border: none;
        font-size: 20px;
        cursor: pointer;
        color: var(--color-primary);
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        background: rgba(0,0,0,0.02);
    }
    
    .slider-track {
        height: 70vh;
        min-height: 500px;
    }
    
    .slide-content {
        padding: 40px;
    }
    
.slide-content h2 {
    font-size: 32px;
    text-shadow:
        0 1px 1px rgba(0, 0, 0, 0.35),
        0 2px 6px rgba(0, 0, 0, 0.25);
}

.slide-content p {
    font-size: 17px;
    text-shadow:
        0 0.5px 0.8px rgba(0, 0, 0, 0.35),
        0 1.5px 3px rgba(0, 0, 0, 0.2);
}

    
    .slider-controls {
       display: none;
    }
    
    .slider-btn {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
    
    .partners-bar,
    .social-bar {
        padding: 0 24px;
        margin: 32px auto 48px;
        flex-wrap: wrap;
    }
    
    .applications-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
     
    .stat-item {
        padding: 28px 20px;
    }
    
    .stat-number {
        font-size: 32px;
    }
    
    .section-mission h2 {
        font-size: 28px;
    }
}

@media (max-width: 576px) {
    .content-section {
        padding: 0 20px;
    }
    
    .intro-text h1 {
        font-size: 32px;
    }
    
    .intro-text p {
        font-size: 16px;
    }
    
    .research-card {
        padding: 32px 24px;
        min-height: 300px;
    }
    
    .research-card h3 {
        font-size: 22px;
    }
    
    .section-applications,
    .section-demo,
    .section-technology,
    .section-cta,
    .section-mission {
        padding: 48px 24px;
    }
    
    .demo-controls {
        flex-direction: column;
    }
    
    .section-cta {
        text-align: center;
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-button {
        width: 100%;
        padding: 14px;
    }
    
    .cta-note {
        position: static;
        margin-top: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .section-mission h2 {
        font-size: 24px;
    }
    
    .video-panel img {
        height: 240px;
    }
    
    .video-panel .play-btn {
        width: 60px;
        height: 60px;
        font-size: 20px;
    }
    
    .product-text h3 {
        font-size: 28px;
    }
    
    .product-image-container {
        padding: 20px;
    }
    
    .product-image-container img {
        height: 320px;
    }
    
    .product-badge {
        right: 20px;
        bottom: 20px;
        padding: 12px 16px;
        font-size: 13px;
    }
}

@media (max-width: 393px){
.btn-sml{
    display: none
}
}

@media (max-width: 990px){
     .stats-container {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

 

/* ===== MISSION CARDS - NAHTLOSE INTEGRATION ===== */
.mission-cards-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Nutzt bestehende testimonial-card Stile und erweitert sie */
.mission-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.3s ease;
}

.mission-card:hover {
    transform: translateY(-4px);
}

/* Header-Anpassungen */
.mission-card .testimonial-header {
    margin-bottom: 1.5rem;
}

.mission-card .testimonial-avatar {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mission-card .client-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-heading);
}

.mission-card .client-company {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Features-Liste */
.mission-card-features {
    margin: 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-grow: 1;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    line-height: 1.4;
}

.feature-item span {
    color: var(--color-text);
}

.feature-check {
    color: var(--color-success);
    font-size: 0.9rem;
    min-width: 20px;
    margin-top: 0.1rem;
}

.feature-warning {
    color: var(--color-warning);
    font-size: 0.9rem;
    min-width: 20px;
    margin-top: 0.1rem;
}

/* Text unter den Features */
.mission-card p {
    margin-top: auto;
    font-size: 0.95rem;
    line-height: 1.6;
}

.mission-card strong {
    color: var(--color-heading);
}

/* Responsive Anpassungen */
@media (max-width: 768px) {
    .mission-cards-wrapper {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .mission-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .mission-cards-wrapper {
        gap: 1rem;
    }
    
    .mission-card {
        padding: 1.25rem;
    }
    
    .mission-card-features {
        gap: 0.5rem;
    }
    
    .feature-item {
        font-size: 0.9rem;
    }
}